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1. Greendaying
n. A euphemism for masturbation in reference to the song "All By Myself." Used mostly by ugly-ass high school girls passing notes at the Twins game next to the left field pole.
Ugly Girl 1: I've been Greendaying every once in a while, but i really don't think about Jesse all that often. I swear.

Ugly Girl 2: Eeeeeww!!!

*stupid bitches*